<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>组件</title>
  <link rel="stylesheet" href="./Bootstrap/css/bootstrap.min.css">
  <style>
    .bg-body-tertiary {
      background-color: pink !important;
    }
  </style>
</head>
<body>
  <!-- 导航 -->
  <nav class="navbar navbar-expand-lg bg-body-tertiary">
    <div class="container-fluid">
      <a class="navbar-brand" href="#">导航栏</a>
      <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
        <span class="navbar-toggler-icon"></span>
      </button>
      <div class="collapse navbar-collapse" id="navbarNav">
        <ul class="navbar-nav">
          <li class="nav-item">
            <a class="nav-link active" aria-current="page" href="#">首页</a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">课程</a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">课程资料</a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">视频</a>
          </li>
        </ul>
      </div>
    </div>
  </nav>

  <!-- 轮播图 -->
  <div id="carouselExampleIndicators" class="carousel slide">
    <div class="carousel-indicators">
      <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button>
      <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="1" aria-label="Slide 2"></button>
      <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="2" aria-label="Slide 3"></button>
      <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="3" aria-label="Slide 4"></button>
    </div>
    <div class="carousel-inner">
      <div class="carousel-item active">
        <img src="./images/banner_1.jpg" class="d-block w-100" alt="...">
      </div>
      <div class="carousel-item">
        <img src="./images/banner_2.jpg" class="d-block w-100" alt="...">
      </div>
      <div class="carousel-item">
        <img src="./images/banner_3.jpg" class="d-block w-100" alt="...">
      </div>
      <div class="carousel-item">
        <img src="./images/banner_4.jpg" class="d-block w-100" alt="...">
      </div>
    </div>
    <button class="carousel-control-prev" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="prev">
      <span class="carousel-control-prev-icon" aria-hidden="true"></span>
      <span class="visually-hidden">Previous</span>
    </button>
    <button class="carousel-control-next" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="next">
      <span class="carousel-control-next-icon" aria-hidden="true"></span>
      <span class="visually-hidden">Next</span>
    </button>
  </div>

  <script src="./Bootstrap/js/bootstrap.min.js"></script>
</body>
</html>